public class Student {
	public String name;
	public int age;
	public int xuehao;
	public String ID;

	public Student(String name, int age, int xuehao, String iD) {
		super();
		this.name = name;
		this.age = age;
		this.xuehao = xuehao;
		ID = iD;
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + xuehao;
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		Student other = (Student) obj;
		if (xuehao != other.xuehao)
			return false;
		return true;
	}

	public int getXuehao() {
		return xuehao;
	}
}
